Clean up imports

frontend/src/ui/panels/DMPanel.ts

@@ -1,11 +1,10 @@
 import { MessagePanel, type MessagePanelCallbacks } from "./MessagePanel";
 import { 
-    fetchUserPublicKey, 
     fetchDMHistory, 
     decryptDm, 
     sendDMViaWebSocket 
 } from "../../api/dmApi";
-import type { Message, DmEnvelope } from "../../core/types";
+import type { Message } from "../../core/types";
 import type { UserState } from "../state";
 
 export interface DMPanelData {

frontend/src/ui/panels/MessagePanel.ts

@@ -1,4 +1,4 @@
-import type { User, Message } from "../../core/types";
+import type { Message } from "../../core/types";
 import type { UserState } from "../state";
 
 export interface MessagePanelState {

frontend/src/ui/panels/PublicChatPanel.ts

@@ -6,7 +6,6 @@ import type { Message, WebSocketMessage } from "../../core/types";
 import type { UserState } from "../state";
 
 export class PublicChatPanel extends MessagePanel {
-    private chatName: string;
     private messagesLoaded: boolean = false;
 
     constructor(
@@ -16,7 +15,6 @@ export class PublicChatPanel extends MessagePanel {
         onStateChange: (state: any) => void
     ) {
         super(`public-${chatName}`, currentUser, callbacks, onStateChange);
-        this.chatName = chatName;
         this.updateState({
             title: chatName,
             online: true // Public chats are always "online"
@@ -113,7 +111,6 @@ export class PublicChatPanel extends MessagePanel {
 
     // Update chat name
     setChatName(chatName: string): void {
-        this.chatName = chatName;
         this.updateState({
             id: `public-${chatName}`,
             title: chatName